platform_system_core/logd/LogBufferTest.h
Tom Cherry eb49b04e21 logd: drop can_read_security_logs
This has become useless after refactoring; we instead ensure that the
LOG_ID_SECURITY bit isn't set in log_mask, instead of having this
additional check.

Test: logging unit tests
Change-Id: Id47b288d056ebf2b5bd26be94006f17c24fafd31
2020-06-01 14:45:02 -07:00

89 lines
2.9 KiB
C++

/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <string>
#include <vector>
#include <gtest/gtest.h>
#include "ChattyLogBuffer.h"
#include "LogReaderList.h"
#include "LogStatistics.h"
#include "LogTags.h"
#include "LogWhiteBlackList.h"
#include "SimpleLogBuffer.h"
struct LogMessage {
logger_entry entry;
std::string message;
bool regex_compare = false; // Only set for expected messages, when true 'message' should be
// interpretted as a regex.
};
// Compares the ordered list of expected and result, causing a test failure with appropriate
// information on failure.
void CompareLogMessages(const std::vector<LogMessage>& expected,
const std::vector<LogMessage>& result);
// Sets hdr_size and len parameters appropriately.
void FixupMessages(std::vector<LogMessage>* messages);
class TestWriter : public LogWriter {
public:
TestWriter(std::vector<LogMessage>* msgs, bool* released)
: LogWriter(0, true), msgs_(msgs), released_(released) {}
bool Write(const logger_entry& entry, const char* message) override {
msgs_->emplace_back(LogMessage{entry, std::string(message, entry.len), false});
return true;
}
void Release() {
if (released_) *released_ = true;
}
std::string name() const override { return "test_writer"; }
private:
std::vector<LogMessage>* msgs_;
bool* released_;
};
class LogBufferTest : public testing::TestWithParam<std::string> {
protected:
void SetUp() override {
if (GetParam() == "chatty") {
log_buffer_.reset(new ChattyLogBuffer(&reader_list_, &tags_, &prune_, &stats_));
} else if (GetParam() == "simple") {
log_buffer_.reset(new SimpleLogBuffer(&reader_list_, &tags_, &stats_));
} else {
FAIL() << "Unknown buffer type selected for test";
}
}
void LogMessages(const std::vector<LogMessage>& messages) {
for (auto& [entry, message, _] : messages) {
log_buffer_->Log(static_cast<log_id_t>(entry.lid), log_time(entry.sec, entry.nsec),
entry.uid, entry.pid, entry.tid, message.c_str(), message.size());
}
}
LogReaderList reader_list_;
LogTags tags_;
PruneList prune_;
LogStatistics stats_{false};
std::unique_ptr<LogBuffer> log_buffer_;
};